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Genetic analysis of the bacteria causing surgical site infections revealed that many were already present on the patient’s skin. Ruben Bonilla Gonzalo/Moment via Getty Images

Infections after surgery are more likely due to bacteria already on your skin than from microbes in the hospital − new research

Most infection prevention guidelines center on the hospital environment rather than the patient. But the source of antibiotic-resistant microbes is often from the patient’s own body.
One or two or 10 studies won’t solve our most complex societal challenges. Big problems require collaborations beyond academia. Orbon Alija/E+ via Getty Images

Using research to solve societal problems starts with building connections and making space for young people

Use-inspired research goes beyond translational research to build lasting connections between researchers and communities.
Chinese universities are prodigious producers of scientific papers, which will help garner them more prestige. CFOTO/Future Publishing via Getty Images

China’s universities just grabbed 6 of the top 10 spots in one worldwide science ranking – without changing a thing

Science rankings rely on papers in academic journals. Broadening the view to include many more open-access journals will upend the usual order – thanks to China’s vast number of publications.
A genetic match to an ancient person doesn’t mean you’re more related genealogically. Mark Edward Atkinson/Tetra Images via Getty Images

DNA says you’re related to a Viking, a medieval German Jew or a 1700s enslaved African? What a genetic match really means

Genealogical and genetic ancestors aren’t the same thing. A DNA match − or a lack of one − may not tell you what you imagine it does about your family tree.